Basalt Golem can't be blocked by artifact creatures.

Whenever Basalt Golem becomes blocked by a creature, that creature's controller sacrifices it at end of combat. If the player does, they create a 0/2 colorless Wall artifact creature token with defender.

Flying

Players can't cast spells during combat.

: Target creature attacks this turn if able.

When Baseball Bat enters, attach it to target creature you control.

Equipped creature gets +1/+1.

Whenever equipped creature attacks, tap up to one target creature.

Equip (: Attach to target creature you control. Equip only as a sorcery.)

When Basilica Bell-Haunt enters, each opponent discards a card and you gain 3 life.

Flying

When Basilica Shepherd enters, create two 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This creature can't block." (Players dealt combat damage by them also get a poison counter.)

: Add .

, : Target creature gets +X/+X until end of turn, where X is the number of Gates you control. Activate only as a sorcery.

+1: Put a +1/+1 counter on up to one target creature. It gains indestructible until end of turn.

−2: Whenever one or more nontoken creatures attack this turn, create that many 1/1 white Soldier creature tokens that are tapped and attacking.

−6: You get an emblem with "At the beginning of combat on your turn, create a 1/1 white Soldier creature token, then put a +1/+1 counter on each creature you control."

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

When Basri's Acolyte enters, put a +1/+1 counter on each of up to two other target creatures you control.

Vigilance, protection from multicolored

When Basri's Lieutenant enters, put a +1/+1 counter on target creature you control.

Whenever Basri's Lieutenant or another creature you control dies, if it had a +1/+1 counter on it, create a 2/2 white Knight creature token with vigilance.

When Bastion of Remembrance enters, create a 1/1 white Human Soldier creature token.

Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life.

When Bat Whisperer enters, if an opponent lost life this turn, create a 1/1 black Bat creature token with flying.

Create a Treasure token. (Then exile this card. You may cast the creature later from exile.)

Flash

Sunburst (This enters with a charge counter on it for each color of mana spent to cast it.)

Remove a charge counter from Baton of Courage: Target creature gets +1/+1 until end of turn.

When Battalion Foot Soldier enters, you may search your library for any number of cards named Battalion Foot Soldier, reveal them, put them into your hand, then shuffle.

Battered Golem doesn't untap during your untap step.

Whenever an artifact enters, you may untap Battered Golem.

First strike

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

At the beginning of combat on your turn, Battering Ram gains banding until end of combat. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's blocking.)

Whenever Battering Ram becomes blocked by a Wall, destroy that Wall at end of combat.

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters with a +1/+1 counter on it.)

Creatures with power less than Battering Wurm's power can't block it.

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +4/+4 and has vigilance and lifelink.

: Return Batterskull to its owner's hand.

Equip

Creatures you control have ": Add . This mana can't be spent to cast a nonartifact spell."

Whenever you cast an artifact spell with mana value 6 or greater, draw a card.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)

Target creature gets -X/-X until end of turn. You gain X life.

As long as you control a red or white permanent, Battle Brawler gets +1/+0 and has first strike.

: Goblins you control get +1/+0 and gain haste until end of turn.

Whenever Battle Cry Goblin attacks, if you attacked with creatures with total power 6 or greater this combat, create a 1/1 red Goblin creature token that's tapped and attacking.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Create a 1/1 white Human Warrior creature token.

II — Create a 1/1 green Elf Warrior creature token.

III — Choose any number of artifact tokens and/or creature tokens you control with different names. For each of them, create a token that's a copy of it.

First strike

Trample

Whenever a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card.

Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Battle of Frost and Fire deals 4 damage to each non-Giant creature and each planeswalker.

II — Scry 3.

III — Whenever you cast a spell with mana value 5 or greater this turn, draw two cards, then discard a card.

At the beginning of your upkeep, if you have 200 or more cards in your library, you win the game.

Defender

: Target creature gains haste until end of turn.

Sliver creatures you control get +2/+0.

Whenever a creature blocks, Battle Strain deals 1 damage to that creature's controller.

: Add .

: Add or . Battlefield Forge deals 1 damage to you.

: Prevent the next X damage that would be dealt to target creature this turn, where X is the number of Clerics on the battlefield.

Put a +1/+1 counter on target creature. That creature gains first strike until end of turn. You gain 2 life. (A creature with first strike deals combat damage before creatures without first strike.)

You may exert Battlefield Scavenger as it attacks. (It won't untap during your next untap step.)

Whenever you exert a creature, you may discard a card. If you do, draw a card.

Each instant and sorcery spell you cast costs less to cast for each creature it targets.

Heroic — Whenever you cast a spell that targets Battlefield Thaumaturge, Battlefield Thaumaturge gains hexproof until end of turn.

Flying

: Battlefly Swarm gains deathtouch until end of turn.

Whenever you cast a spell that's both red and white, Battlegate Mimic has base power and toughness 4/2 until end of turn and gains first strike until end of turn.

Flying

Other Spirit creatures you control get +1/+0.

Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)

Battle-Mad Ronin attacks each combat if able.

Target creature gains deathtouch and indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Whenever Battle-Scarred Goblin becomes blocked, it deals 1 damage to each creature blocking it.

If a source would deal damage to a player, you may prevent X of that damage, where X is the number of Clerics you control.

Kicker (You may pay an additional as you cast this spell.)

Flying

When Battlewing Mystic enters, if it was kicked, discard your hand, then draw two cards.

Heroic — Whenever you cast a spell that targets Battlewise Hoplite, put a +1/+1 counter on Battlewise Hoplite, then scry 1. (To scry 1, look at the top card of your library, then you may put that card on the bottom.)

Prevent all combat damage that would be dealt this turn if was spent to cast this spell. Each player loses 1 life for each attacking creature they control if was spent to cast this spell. (Do both if was spent.)

Tap two untapped tokens you control: Add one mana of any color.

Tap three untapped tokens you control: Draw a card.

Tap four untapped tokens you control: Put three +1/+1 counters on Baylen, the Haymaker. It gains trample until end of turn.

Flying

When Bazaar Trademage enters, draw two cards, then discard three cards.

: Target creature with power 5 or greater gains vigilance until end of turn.